Mr Smith, looking ______, started to work out a problem.
| A．puzzled, puzzling | B．puzzling, puzzled |
| C．puzzled, puzzled | D．puzzling, puzzling |
During the long-term cooperation, Mr. Li ______ a smart, honest and trustworthy man.
| A．appeared | B．made | C．turned | D．proved |
I like the jacket better than that one, but it costs almost three times .
| A．as much | B．as many | C．so much | D．so many |
The English spoken in the United States is only slightly different from spoken in England
| A．which | B．what | C．that | D．the one |
Don’t be rude to your father. Never in his life ____that way.
| A．has he spoken to | B．he has spoken |
| C．has he been spoken to | D．he has been spoken to |
—Robert is indeed a wise man。
—oh, yes How often I have regretted ____ __his advice?
| A．to take | B．taking | C．not to take | D．not taking |